Note: 1.This battery is design for Retevis RT21 RT21V two way radios, if your walkie talkies is not this model, please do not buy. 2.If you radios are other models, please visit our store for other soul mate battery for your radios. Whether you're a Motorola fanatic, Baofeng lover, Kenwood truster, or Retevis addicts, we believe we always have one type for to meet your needs. Specifications: Type: Li-ion Voltage: 3.7V Capacity: 1100mAh Weight: 68g (2.4oz) Applicable radio: Retevis RT21 RT21V Package Including: 5 x Retevis RT21 Walkie Talkies Li-ion Battery Retevis RT21 RT21V Car Charger Battery Retevis RT21 RT21V Battery Buying Options Add to Cart Customer Reviews 4.6 out of 5 stars 9 3.8 out of 5 stars 37 Price — no data $13.99$13.99 Compatible radios Retevis RT21 RT21V Retevis RT21 RT21V Features 3.7V Voltage; Li-ion Type; 1300mAh Battery capacity 3.7V Voltage;Li-ion type; 1100mAh battery capacity Package 1 pack 1 Pack