Kastar 4-Pack 7.4V 2900mAh BDC-58 Lithium-Ion Batteries + LCD AC Charger — Compatible with Sokkia BDC46, BDC46A, BDC46B, BDC-58, BDC58, BDC-70, BDC70, BLI-SRX1, SDL30, SDL50, CDC68, Energizer ERC610, Fuji VMBPL30A, VMBPL60A

Battery specifications: Lithium-Ion chemistry; Voltage: 7.4V; Capacity: 2900mAh. Charger features: built-in LCD that shows charging progress and remaining battery capacity, and a foldable flat pin for compact storage. You can also view battery status when the charger is not connected to AC power. Electrical ratings: Charger Input AC 100~240V 50~60Hz; Charger Output DC 8.4V 800mA. Package contents: 4-Pack Batteries + 1 LCD AC charger kit.