All OrCam devices are water-resistant but not waterproof, as per the standards of IP Code: IP22.
This means the device can withstand light rain or drizzle for short periods of time, although it is not recommended.
Do not use the OrCam device in heavy rain, at the beach, near a swimming pool, or in or near a bathtub or shower. Do not submerge the OrCam device in any liquid.