These tubes fit Hikock and TV-7 military tube testers. Operating voltage and current are the same as lamp #81 (1.04A at 6.5V).
Ceiling lamp Yeelight YLXD013-B, 50 W, number of lamps: 1 pcs., color: white
62 Review
Lamp LED Yeelight Smart LED Bulb 1S, YLDP13YL, E27, 8.5 W, 6500 K
43 Review
Smart socket Yandex with Alice, black
30 Review
Lamp LED Xiaomi Mi Smart LED Bulb Warm White (XMBGDP01YLK), E27, 8 W, 2700 K
26 Review