{"id":113816,"date":"2026-10-09T16:57:26","date_gmt":"2026-10-09T14:57:26","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&p=113816"},"modified":"2026-10-13T09:32:36","modified_gmt":"2026-10-13T07:32:36","slug":"battery-holder-for-sky-quality-meter-sqm-lu-dl-unihedron","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/batterijhouder-voor-sky-quality-meter-sqm-lu-dl-unihedron\/","title":{"rendered":"Battery holder for Sky Quality Meter SQM-LU-DL | Unihedron"},"content":{"rendered":"

In a truly dark place, there is rarely a power outlet or laptop nearby. With this SQM-LU-DL battery holder from Unihedron, you charge the meter with batteries, so it can also measure independently all night long in a remote location.<\/p>\n\n\n\n

The holder is intended for the Sky Quality Meter SQM-LU-DL<\/a>. It records measurements with its own data logger, but it does need power to do so if there is no computer attached. For example, you can measure how dark it is in places where you the Milky Way wants to be viewed<\/a>.<\/p>\n\n\n\n

Use fresh batteries for a long measurement series, because cold nights drain batteries faster. After the measurement, read the data via USB and check that the series is complete before placing the meter back in storage.<\/p>\n\n\n\n

If you also want to measure with a filter, there is The 1.25 inch filter adapter for the SQM-LU-DL<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"

Battery holder for the SQM-LU-DL, so the meter can measure all night in a dark place without a power outlet or laptop.<\/p>","protected":false},"featured_media":113815,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[3298],"product_cat":[56],"product_tag":[],"class_list":["post-113816","product","type-product","status-publish","has-post-thumbnail","product_brand-unihedron","product_cat-telescoop-accessoires","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"bundled_by":[],"bundle_stock_status":"instock","bundle_stock_quantity":null,"bundle_virtual":false,"bundle_layout":"","bundle_add_to_cart_form_location":"","bundle_editable_in_cart":false,"bundle_sold_individually_context":"","bundle_item_grouping":"","bundle_min_size":"","bundle_max_size":"","bundle_price":[],"bundled_items":[],"bundle_sell_ids":[],"acf":[],"jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":113800,"url":"https:\/\/www.telescoop.nl\/en\/unihedron-sky-quality-meter-sqm-lu-dl-met-lens-usb-en-datalogger\/","url_meta":{"origin":113816,"position":0},"title":"Unihedron Sky Quality Meter SQM-LU-DL with lens, USB and data logger","author":"Info telescoop","date":"09-10-2026","format":false,"excerpt":"Sky Quality Meter that measures itself at fixed times and stores the values, for long measurement series without a laptop next to it.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48182_1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48182_1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48182_1.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":113806,"url":"https:\/\/www.telescoop.nl\/en\/filteradapter-125-inch-voor-sky-quality-meter-sqm-lu-dl-unihedron\/","url_meta":{"origin":113816,"position":1},"title":"1.25 inch filter adapter for Sky Quality Meter SQM-LU-DL | Unihedron","author":"Info telescoop","date":"09-10-2026","format":false,"excerpt":"Adapter to attach a 1.25 inch filter to the lens of the SQM-LU-DL, for measurements in a part of the spectrum.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48208_1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48208_1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48208_1.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":113795,"url":"https:\/\/www.telescoop.nl\/en\/unihedron-sky-quality-meter-sqm-lu-met-lens-en-usb-voor-je-computer\/","url_meta":{"origin":113816,"position":2},"title":"Unihedron Sky Quality Meter SQM-LU with lens and USB for your computer","author":"Info telescoop","date":"09-10-2026","format":false,"excerpt":"Sky Quality Meter with a lens that you attach to your laptop via USB, so you can capture the darkness of the sky for an entire night.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48172_1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48172_1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/48172_1.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":113811,"url":"https:\/\/www.telescoop.nl\/en\/filteradapter-voor-sky-quality-meter-sqm-l-sqm-le-en-sqm-lu-unihedron\/","url_meta":{"origin":113816,"position":3},"title":"Filter adapter for Sky Quality Meter SQM-L, SQM-LE and SQM-LU | Unihedron","author":"Info telescoop","date":"09-10-2026","format":false,"excerpt":"Adapter for a filter for the lens of the SQM-L, SQM-LE or SQM-LU, to measure the sky brightness even with a filter.","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/63928_1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/63928_1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.telescoop.nl\/wp-content\/uploads\/2026\/10\/63928_1.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":113809,"url":"https:\/\/www.telescoop.nl\/en\/raambevestiging-voor-sky-quality-meter-unihedron\/","url_meta":{"origin":113816,"position":4},"title":"Window mounting for Sky Quality Meter | Unihedron","author":"Info telescoop","date":"09-10-2026","format":false,"excerpt":"Holder to attach a Sky Quality Meter to a window so that you 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