Product Review

The SunJack 4-position USB AA/AAA rechargeable battery charger is designed to charge your rechargeable AA/AAA NiMh/NiCd battery cells safely and efficiently. Keep your AA or AAA battery powered devices fully charged anywhere. The SunJack USB battery charger charges your AA/AAA Ni-Mh/Ni-Cd batteries from any stable 5V USB port or powerbank, including SunJack battery packs. Charge 1, 2 3, or 4 batteries at a time. Mix-&-Match between AA & AAA in the same charge. There is one LED charging indicator light for each installed battery. Fully drained batteries can be completely recharged in approximately 5 hours. To ensure safety, the SunJack USB charger has built-in battery sensing technology that will automatically stop the charging process, if a non-rechargeable battery is inserted into the unit. The charger will also stop charging if batteries become overheated during the charging process. Compatible with the most powerbanks, smartphones, tablets and USB chargers. Works well with SunJack battery packs. A fully-charged 8000mAh SunJack battery pack can allow the SunJack USB battery charger to charge up to 20 AA batteries. • One year - No Hassle - Warranty • Batteries are NOT included • Does NOT charge alkaline or lithium ion batteries • Spec: 4.5 x 2.8 x 1 3.6 oz max input: 5V 500mAh • Works with solar panels that can provide a consistent 5V (See our SunJack Solar Charger Kits)