Product Description:Elevate your cycling experience with the Wildcat and Cougar Tiger Shark Down Tube Batteries. Designed for Emojo Bicycles, these high-performance lithium-ion batteries come in various capacities (14Ah, 17.5Ah, and 21Ah) and voltages (36V and 48V). Perfectly compatible with mid-drive electric bikes ranging from 250W to 1000W, these batteries are tailored for those who demand reliability and longevity in their rides. Built with brand new, high-quality cells, our batteries ensure optimal performance and safety, making them an investment that pays off over time.

We adhere to the old Chinese saying, “you get what you pay for,” emphasizing the importance of quality over cost. While cheaper alternatives may seem appealing, they often lead to disappointment and additional costs down the road. Consult our customer service for guidance in selecting the right battery that fits your biking needs.

Key Features:

• Charger Options: Choose from US, EU, UK, and AU plugs. The appropriate plug will be provided based on your delivery country unless specified otherwise.
• Custom Discharge Plugs: Each battery comes with an Andersen 2 connector. For custom discharge plug requirements, please contact our customer service or leave a note during your purchase.
• Two Versions Available:
  • DS-5: Dimensions – 343*78*114mm
  • DS-6: Dimensions – 343*78*132mm

  Please ensure you select the correct version when placing your order.

• Complete Product Listing: Each order includes a battery, a plate part, and a charger.

Warranty Information:

We proudly offer a 1-year warranty on all electric bike batteries. In the event of a quality issue within the first month, we will refund your purchase upon proof. After one month, we can provide BMS or cells for repair, or you may send the battery back for repairs. Our batteries are rigorously tested before shipping to guarantee high quality. Please note that warranty claims are not applicable under the following circumstances:

• Battery exposure to water.
• Damage caused by human error.
• Burnt cells due to improper usage.
• Unjustified returns.
• Disputes raised without prior communication.

Customer Feedback:

Your satisfaction is our priority! Our batteries are compatible with most motor kits, but please reach out if you’re unsure about compatibility. Before leaving negative feedback or filing a dispute, we encourage you to contact us to resolve any issues. We value your positive feedback and strive for a 5-star service experience.

Safety Warnings:

Please adhere to the following safety guidelines to ensure optimal battery performance:

• Avoid immersing the battery in water or seawater.
• Store the battery in a cool, dry environment, away from heat sources.
• Use the designated charger for recharging.
• Do not reverse the positive and negative terminals.
• Never connect battery electrodes to an electrical outlet.
• Do not dispose of the battery in fire.
• Avoid short-circuiting the battery by connecting terminals directly with metal objects.
• Do not transport or store the battery with metal objects.
• Handle the battery with care; do not strike or throw it.
• Do not solder directly onto the battery or pierce it with sharp objects.

Frequently Asked Questions:

• What type of battery is this? It is a lithium-ion battery using Li(NiCoMn)O2 chemistry.
• How does lithium-ion compare to other battery types? Lithium-ion batteries offer a longer cycle life (800-1000 cycles), are lightweight, and have no memory effect, making them a more environmentally friendly option.
• What are the charge and discharge temperature ranges? Charge Temperature: 0 to 45°C; Discharge Temperature: