... 3W 3w 150lm cree wind up torch with li-ion batteryMode: SHFL-004 Product Table spec ... Life Capacity:100000H Rating Capacity:4400 mAh Rating Voltage:3.7V Charging Time:≤ ... fire companies, boatyards, and industries, but also for patrol, overhaul, and emergency event1.Characteristic:2.Reliability ... any maintenance cost)7.Environment consideration: Lithium battery, green, and environment protected, no memory, ...