the newest road safety equipment light,used for road, engineering, telecom prepairment,traffic accident, vehicle problem. Working temperature: -10-- +60 °Cpolymer lithium battery: 7.4V; 2000mah 7.4V1000mah.Charger: DC9V DC12V.Current: ≤2ACharging time: 8--12 hoursWorking time: 50 hourswater-proof, small dimension, luxurious appearance, easy for operationThis product includes 4 road lights and 1 ...