Easily monitor your UV index in real time with this SunFriend 4 UV tracker, which senses UVA and UVB from the sun and features 11 sensitivity settings to help prevent sun damage. The waterproof design protects against moisture.
- Measures UVA and UVB from the sun: Even through clouds and on reflective surfaces like snow and water, so you can monitor how much sun you're getting throughout a day or during a single event.
- 11 sensitivity settings: Allow simple customization. The tracker works with most skin colors and flashes to let you know when you've had enough sun for the day.
- Cotton/synthetic band, silicone casing and metal clasp: Create a durable design.
- Waterproof construction: Enables you to use the UV tracker while in the water.
- Measures UVA and UVB from the sun: Even through clouds and on reflective surfaces like snow and water, so you can monitor how much sun you're getting throughout a day or during a single event.
- 11 sensitivity settings: Allow simple customization. The tracker works with most skin colors and flashes to let you know when you've had enough sun for the day.
- Cotton/synthetic band, silicone casing and metal clasp: Create a durable design.
- Waterproof construction: Enables you to use the UV tracker while in the water.