Dimensions (mm): 220 x 65 x 42 Weight (g): Approximately 400 Power supply: 4 AA alkaline batteries Compatible with R1234yf, R134a, R404A, R407C, R410A, R22, R32 Built-in suction pump allows you to quickly detect leaks. 估计的LED指示灯即使在黑暗的地方 泄漏敏感性指南:R1234YF年R134A/3G 敏感性调整:带有3阶段的自动电力功能 温度:(-10至60°C)