BTMETER Digital Illuminance Light Meter BT-881C,Lumen/FC Photometer,Luxmeter Sensor Measure 0.1~200000 Lux (0.01~20000FC) Lights,Bright Tester for Photography, Plant, Foot Candle

BTMETER BT-881D Digital Illuminance Light Meter, Measure Lights 0.01~400,000 Lux (0.01~40,000 FC) Foot Candles Luxmeter with 270º Rotated Sensor for Plants LED Lights Indoor Outdoor Light Tester

BTMETER BT-881E Digital Illuminance/Light Meter, Measure Lights 0.01~300,000 Lux (0.01~30,000 FC) Foot Candles, Par Meter Luxmeter for Plants Aquarium Light Tester