EcoFlow WAVE 2 Add-On Battery (ZYDKT210-EB)

The EcoFlow WAVE 2 Add-On Battery (ZYDKT210-EB) is a high-capacity 1159Wh portable power expansion designed specifically for the EcoFlow WAVE 2 portable air conditioner and heater. Engineered for off-grid comfort, it enables cordless cooling and heating in environments such as RVs, tents, cabins, and emergency backup situations. With its integrated clamp-on design, the battery attaches directly to the WAVE 2 unit without external cables, delivering seamless portability and reliable energy storage. Its advanced lithium battery chemistry, fast charging capabilities, and multi-port output make it a versatile power solution for both climate control and mobile device charging needs.

Product Features

High-Capacity Off-Grid Power Supply

With a 1159Wh energy capacity, the battery provides extended runtime for the WAVE 2 system, delivering up to 8 hours of cooling in Eco Mode or approximately 2 hours at maximum cooling output. This makes it suitable for overnight use or extended outdoor stays.

Seamless Clamp-On Integration Design

The battery features a precision-engineered clamp-on mounting system that attaches directly to the base of the WAVE 2 unit. This eliminates the need for external wiring, reducing setup time while maintaining a clean and compact portable air conditioning system.

Multi-Source Fast Charging Support

The battery supports flexible charging through AC outlets, 12V/24V car ports, solar panels up to 400W, and compatible EcoFlow power stations. It can reach a full charge in approximately 2.5 hours under optimal conditions, making it efficient for travel and emergency readiness.

Dual USB Output for Device Charging

Equipped with USB-C and USB-A ports, the battery can function independently as a power hub for mobile devices. It delivers up to 100W via USB-C and up to 18W via USB-A, enabling charging for smartphones, tablets, and laptops.

Advanced Lithium Battery Durability

Built with high-efficiency NCM lithium technology, the battery supports up to 3000 charge cycles while maintaining long-term capacity retention. This ensures reliable performance for frequent outdoor and backup use over many years.

Rugged All-Weather Construction

Designed for demanding environments, the battery features a durable IP65-rated housing that resists dust ingress and water jets. It performs reliably in a wide range of temperatures, making it suitable for harsh outdoor conditions.

Product Specifications

• Model Number: ZYDKT210-EB
• Product Type: Add-on battery for portable air conditioner and heater
• Battery Capacity: 1159Wh (50.4V, 23Ah)
• Battery Chemistry: NCM lithium-ion (variant may differ by region)
• Cycle Life: Up to 3000 cycles to 80 percent capacity
• Net Weight: Approximately 7.5–7.8 kg (16.5–17.2 lbs)
• Dimensions: 515 × 272 × 92 mm
• Max Input Power: 857W (XT150 input)
• Max Output Power: 700W (XT150 output)
• USB-C Output: 100W (5V/9V/12V/15V/20V, up to 5A)
• USB-A Output: 18W (5V/9V/12V output variants)
• Full Charge Time: Approximately 2.5 hours (AC input)
• Solar Input Support: Up to 400W
• Operating Temperature (Discharge): -20°C to 50°C
• Charging Temperature Range: 0°C to 45°C
• Storage Temperature Range: 20°C to 30°C (recommended)
• Protection Rating: IP65
• Package Contents: 1 add-on battery unit