... CE approved and very popular in our worldwide clients' markets. DC/AC power meter (LT-AAD839) Advantages:1.The tester series make ... E27 GU10 G9 E40 G4):2.Ttesting Power , Power factor, Voltage ,Current,and Annual power consumption(calculated by 10hrs/day),It could test 2 ... anytime everywhere. 4.It is safe to use with short circuit protection mechanism, no matter at home or laboratories. Specification:1 ...