The digital light meter will allow you to measure the lighting in an area | The digital light meter uses a 9V battery(not included); Accurate up to 200,000Lux +/- 5% | Resolution: 0.1Lux / 0.01Fc, Accuracy:±4%,Measurement speed: 2 times / second,Units: Lux & Fc | Hold function, Auto range & Manual range,Auto Power OFF: After approx.15 minutes | Low power of battery detecting,Operating Environment: 14 to 122℉(-10 to 50℃), 10%~90%RH

Necessary for emergencies - built-in rechargeable battery with 10000 mAh for charging the mobile phone and tablet in an emergency, This emergency weather crank radio can reliably receive the latest emergency weather forecasts of NOAA and AM/FM radio stations , Emergency portable radio, a super bright torch with 3 modes, a reading lamp, SOS alarm, a hand crank and a solar panel for charging the battery. 48 LED Reading Lamp with 20 LED Flashlight | 3 charging modes - the emergency radio with built-in 10000 mah Polymer Battery can not only be charged via a USB Type-C cable, but you can also power the emergency radio via the hand crank and solar panels to ensure that you can use the radio crank normally in an emergency. | Emergency torch and super loud SOS alarm: this solar radio has built-in 3 LED torch modes and 1.3 W reading light There is an SOS siren and Compass. SOS siren can trigger a loud alarm and can be heard far to quickly attract attention and seek help. Compass can help you not get lost. | You can quickly get the daily forecast by turning the knob instead of turning the knob up and down. FM / AM radio receives good reception (AM:520-1710khz, FM:87-108MHZ, NOAA:162.400-162.550MHZ). | Small and waterproof- it is small and handy (160 x90x 80 mm), a weight of 500 g, with IPX3 protected against spray water at an angle of 60°. It does not take up much space when stored, and you can carry it anywhere in any bag or handbag.

Necessary for emergencies - built-in rechargeable battery with 10000 mAh for charging the mobile phone and tablet in an emergency, This emergency weather crank radio can reliably receive the latest emergency weather forecasts of NOAA and AM/FM radio stations , Emergency portable radio, a super bright torch with 3 modes, a reading lamp, SOS alarm, a hand crank and a solar panel for charging the battery. 48 LED Reading Lamp with 20 LED Flashlight | 3 charging modes - the emergency radio with built-in 10000 mah Polymer Battery can not only be charged via a USB Type-C cable, but you can also power the emergency radio via the hand crank and solar panels to ensure that you can use the radio crank normally in an emergency. | Emergency torch and super loud SOS alarm: this solar radio has built-in 3 LED torch modes and 1.3 W reading light There is an SOS siren and Compass. SOS siren can trigger a loud alarm and can be heard far to quickly attract attention and seek help. Compass can help you not get lost. | You can quickly get the daily forecast by turning the knob instead of turning the knob up and down. FM / AM radio receives good reception (AM:520-1710khz, FM:87-108MHZ, NOAA:162.400-162.550MHZ). | Small and waterproof- it is small and handy (160 x90x 80 mm), a weight of 500 g, with IPX3 protected against spray water at an angle of 60°. It does not take up much space when stored, and you can carry it anywhere in any bag or handbag.