The new ProSport HD features a lightweight, tri-surface heatsink design. This delivers significantly faster charging through optimal cooling, while delivering true rated constant current charging amps during charge mode. Fully automatic multi-stage charging enhances battery performance while extending battery life.

Expanded LED Display with Completion Status Gauge: LED fuel gauge style completion status. Four color multi-stage mode LED status bar. Multi-stage Charge Mode, System Check OK, individual Battery Status and Battery Type indication. Heavy Duty Tri-Surface Extruded Heat Sink Design: Upper, lower and rear facing heat sink design for optimal cooling while delivering true rated constant current charging amps during its two charge mode. Distributed-On-Demand Technology: 100% of all available charging amps are utilized by distributing unused charging amps to any one or combination of all batteries as needed. ProMar Digital Technology: Microprocessor and software controlled charging technology for fast, precise charging. ProSport HD 20A Triple Bank Waterproof Marine Battery Charger (Part Number 44021) replaces the old ProMariner Gen 3 ProSport 20 plus (part number 43021).

Current Rating: 20 Amps. Input Voltage: 120 Volts. Product Dimensions: 8.7"D x 16.4"W x 6.3"H. Color: Unspecified. Brand: ProMariner. Country of Origin: China. Manufacturer: ProMariner. Department: Unisex-Adult. Date First Available: November 22, 2019. Best Sellers Rank: #8,534 in Sports & Outdoors. Customer Reviews: 4.7 out of 5 stars 555 ratings 4.7 out of 5 stars. Item model number: 44021. : B081VVKCH6. Item Weight: 9.31 pounds. Product Dimensions: 16.4 x 8.7 x 6.3 inches.