Magene H303 Heart Rate Monitor

Description

The Magene H303 is a dual-protocol chest strap heart rate monitor that connects simultaneously to both ANT+ devices and Bluetooth smartphones, so your Garmin head unit and your training app can record data at the same time. With a wide HR range of 30–240 BPM, ±1 BPM accuracy, 1000-hour battery life, and IP67 waterproofing, it’s built for serious cyclists and triathletes who demand reliable data across long training sessions.

Key Features

• Dual protocol — connects to ANT+ and Bluetooth 4.2 simultaneously
• Wide HR range: 30–240 BPM with ±1 BPM accuracy
• 1000-hour battery life (CR2032)
• IP67 waterproof — sweat and rain resistant
• Lightweight monitor (16g) with adjustable elastic chest strap (64–86 cm)
• Compatible with Garmin, Wahoo, Zwift, and most ANT+/Bluetooth training apps

Specifications

• Connectivity: Bluetooth 4.2 + ANT+
• HR range: 30–240 BPM
• HR accuracy: ±1 BPM
• Battery: CR2032 ×1, up to 1000 hours
• Water resistance: IP67
• Monitor weight: 16g
• Strap weight: 30 ±1g
• Dimensions: 62.3 × 35.1 × 11.5 mm
• Chest strap length: 64–86 cm (±2 cm)
• Box contents: 1x H303 monitor, 1x CR2032 battery (pre-installed), 1x adjustable elastic strap

Strap care: Rinse under running water after every use and hang to dry. Do not machine wash or tumble dry.

1-year local warranty from date of purchase. All SG stock with tracked delivery — usually received within two days. Self-collection available.