EBL&reg; 8 Pack 10000mAh D Size D Cell Low Self Discharge Ni-MH Rechargeable Batteries with E906 Updated Universal Battery Charger for AA AAA C D 9V Ni-MH Ni-Cd Battery Updated Version:With negative delta V (- &#x2206;V) cut-off function (except for 9V batteries),with safety timer control for overcharge protection ,with short circuit protection ,with non-rechargeable/bad cell detection The batteries in different sizes or capacities can not be charged together Package:8 Pack rechargeable D batteries and a universal battery charger Input:AC 100-240V AC 50/60Hz,Output: AA/AAA/SC/C/D:1.2V DC*4 150mA; 9V :DC*2 25mA Applicable for all power voltage globally,constant charging current and voltage keep the battery longer using life