78 ENLithium ion battery (LI-50B)Product type : Lithium ion rechargeable batteryModel No. : LI-50BA/LI-50BBStandard voltage : DC 3.7 VStandard capacity : 925 mAhBattery life : Approx. 300 full charges (varies on usage)Operating environmentTemperature : 0°C to 40°C (32°F to 104°F) (charging)/-10°C to 60°C (14°F to 140°F) (operation)/-10°C to 35°C (14°F to 95°F) (storage)Dimensions : 34.4 mm (W) × 40.0 mm (H) × 7.0 mm (D) (1.4 × 1.6 × 0.3 in.)Weight : Approx. 20 g (0.7 oz)AC adapter (F-1AC)Model No. : F-1AC-1/F-1AC-2/F-1AC-3Power requirements : AC 100 to 240 V (50/60 Hz)Output : DC 5 V, 700 mACharging time : Approx. 2.5 hoursOperating environmentTemperature : 0°C to 40°C (32°F to 104°F) (operation)/-20°C to 60°C (-4°F to 140°F) (storage)Dimensions : 48.0 mm (W) × 60.0 mm (H) × 21.0 mm (D) (1.9 × 2.4 × 0.8 in.) (F-1AC-1)/39.0 mm (W) × 67.0 mm (H) × 21.0 mm (D) (1.5 × 2.6 × 0.8 in.) (F-1AC-2)/50.0 mm (W) × 70.0 mm (H) × 21.0 mm (D) (2.0 × 2.8 × 0.8 in.) (F-1AC-3)Weight : Approx. 80.0 g (2.8 oz) (F-1AC-1)/Approx. 70.0 g (2.5 oz) (F-1AC-2)/Approx. 90.0 g (3.2 oz) (F-1AC-3)Connecting cordlength: Approx. 1.5 m (4.9 ft.)Using in low temperaturesLow temperature operation of the optional Olympus xD-Picture Card and lithium ion battery are guaranteed to0°C (32°F). However, the following have been tested for use with this product in temperatures up to -10°C (14°F).Olympus xD-Picture Card16MB 32MB 64MB 128MB 256MB 512MB 1GB 2GBStandard 9 9 9 9 9 9TypeM/M+ 9 9 9 9TypeH 9 9 9 99 Operation confirmedOlympus lithium ion batteryLI-50BThe number of storable still pictures is reduced in low temperatures.●