For 12 pcs - AA 3000mAh:
<br />Features:
<br />3000mAh 1.2V AA NiMH battery.
<br />Durable 3000MAH large capacity, strong power.
<br />Ultra low power consumption, charging can be recycled.
<br />Eco-friendly, safe without leakage.
<br />Used for clock,digital scale,electronic toys,etc.
<br />Descriptions: 
<br />Long-lasting energy for constant power consumption. 
<br />Each battery separately and to distinguish new cells from used ones. 
<br />Specifications:
<br />Voltage: 1.2V
<br />Capacity: 3000 mAh
<br />Battery Type: AA Size
<br />Chemistry: Composition: NIMH
<br />Battery Size(approx.): 5 x 1.4cm
<br />
<br />Package Included:
<br />12 x AA Batteries  
<br />
<br />For 4 pcs - AAA 1350mAh:
<br />Features:
<br />No memory effect.
<br />Hybrid of power & stable.
<br />Exact replacement for standard AAA size battery in all the devices.
<br />Can be used as a exact replacement for standard AAA size batteries in most all equipments.
<br />Can be rapidly charged with any quick charger, smart chargers, plug in charger or universal chargers.
<br />Excellent performance in digital cameras, CD players, remote control vehicles, metal detectors, pocket flashlights, PDAs palm pilots, pagers, game boys, children's toys, etc.
<br />Voltage: 1.2V.
<br />Chemistry: Ni-MH(Nickel Metal Hydride).
<br />Capacity: 1350mAh.
<br />Rechargeable times: up to 1000 times.
<br />Size: 4.3cm x 0.8cm x 0.8cm - 1.69inch x 0.31inch x 0.31inch
<br />Package Included:
<br />4 x 1350mAh Rechargeble Batteries