SPECPRECISION RDP-0039 1X21mm Reflex Red Dot Sight Shake Awake Waterproof 3 Multi-Reticle

Product Overview

The SPECPRECISION SENTINEL RDP-0039 is a compact and rugged 1X21mm reflex red dot sight built for fast target acquisition and reliable field performance. Featuring Shake Awake motion-sensing technology, IPX7 waterproof rating, and three selectable reticle modes, this optic is ideal for pistols, rifles, or any optics-ready platform.It comes with a free GLOCK MOS Lower 1/3 Co-Witness Adapter, making it a plug-and-play upgrade for most Glock MOS models.

Key Features

Shake Awake Activation – Auto-sleep after 225 seconds of inactivity, reactivates instantly when motion is detected

Waterproof Rated IPX7 – Submersible in up to 1 meter of water for 30 minutes

Multi-Reticle System 

Circle + 2MOA Red Dot/ 2MOA Red Dot Only/Circle Only

11 Brightness Levels – For both daylight and low-light conditions

Battery Life – Up to 50,000 hours continuous use

Mount Compatibility – RMR footprint, includes GLOCK MOS 1/3 Co-Witness Adapter

Lightweight Design – Sight only approx. 75g, package weight 130g

Specifications

Item Specification

Model: SENTINEL RDP-0039

Magnification: 1X

Window Size: 21mm

Reticle Options: Circle + 2MOA Dot / 2MOA Dot / Circle

Brightness Levels: 11 Levels

Shake Awake Time: 225 seconds

Battery: CR1620 (if shipping channel allows)

Battery Life: Up to 50,000 hours

Waterproof: IPX7 (1m submersion)

Mount Type: RMR Footprint + GLOCK MOS Adapter (included)

Weight: 75g (optic), 130g (with package)

Housing Material: CNC-machined aluminum alloy

Package Includes

1 × SENTINEL RDP-0039 Red Dot Sight

1 × Protective Lens Cover

1 × Adjustment Tool

1 × Cleaning Cloth

1 × User Manual