Keep your two-way radios operating at their best. Maintain a stock of spares on hand to maintain contact with critical teams via two-way radio. Rechargeable lithium-ion technology delivers long-lasting, frequent-use performance. Large, high-capacity format ensures compatible devices will operate for hours. Battery Type: Li-ion; For Use With: Motorola CLS Series; Battery Capacity: 1800 mAh; Voltage: 3.7 V.