Rexing B1 Compass
A rechargeable binocular with a big screen, compass and flashlight, for camping and walking the property. Rexing publishes little about its optics.
Amazon $129$129
4K
2.6/5
A simple AA-powered night vision binocular with a long warranty, for watching the garden or a feeder from a window. The picture is low resolution and it should be kept out of the rain.
- 3xOptical
- 640 x 480Sensor
- 850 nmIR
- 5 hRuntime
Check price at Amazon$220
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Two-eye viewing is relaxed for long sits
- Five-year warranty with registration
- Light at 429 g
Cons
- Low-resolution 640 x 480 sensor and 320 x 240 screen
- Not water resistant
- Short claimed range of 130 m
How it scores
The rating comes from 8 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | 1877491 |
|---|---|
| Image | |
| Type | Binocular |
| Sensor | CMOS |
| Sensor resolution | 640 x 480 |
| Screen | LCD |
| Screen resolution | 320 x 240 |
| Optics | |
| Optical magnification | 3x |
| Digital zoom | 2x |
| Field of view | 10 ° |
| IR illuminator | 850 nm |
| Claimed range in darkness | 427 ft |
| Recording and power | |
| Video recording | Yes |
| Phone app / Wi-Fi | No |
| Battery | 4 x AA |
| Runtime at night | 5 h |
| Build | |
| Head mount included | No |
| Water protection | No |
| Weight | 15.1 oz |
| Warranty | 5 years |
Alternatives in this type
Bresser Nightlux 200 Pro 3x
A longer-running version of Bresser’s digital binocular, for wildlife watching from a hide or a porch. The image is low resolution for the price.
Amazon $232.03$232.03
3xYes
Firefield Hexcore HD 1-3x
A binocular that doubles as head-mounted goggles, for walking and camp use as well as watching from one spot. Battery life with the IR turned up is short.
Amazon $215.97$215.97
1280 x 7201x720p
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