1. Fast charging, stable output, safe use 2. Over-current/short-circuit/over-temperature/over-voltage/charging multiple protection 3. With LED charging indicator 4. Fireproof material, high compatibility, not easy to heat up 5. Input: AC 100-240V 6. Output: 14-18V 7. Charging current: 3A 8. Applicable models: for Milwaukee 18V lithium-ion battery packs 9. Size: about 17.5 x 14.8 x 7.5cm