
Autel EVO 2 Propeller Guards
Score: 76/100
Holy Stone HS720R Intelligent Modular Battery
Score: 80/100Rankings

The Holy Stone HS720R Intelligent Modular Battery provides a lightweight 110.8 g power source delivering up to 26 minutes of flight time, featuring an intelligent BMS for safety. Its main drawback is the lengthy five-hour recharge cycle and reliance on the original USB cable. Ideal for HS720R and HS720G pilots seeking a portable spare.

Autel EVO II propeller guards offer a lightweight, tool-free solution that protects propeller arms with durable polycarbonate construction. They only cover part of the blades and lack app integration, with limited durability data available. Best for beginners and indoor or tight-space flying.
| Attribute | ![]() | ![]() |
|---|---|---|
5 modelsbest | 2 models | |
— | 26 minbest | |
| ↓ lower better | — | 110.8 gbest |
— | 2,950 mAhbest | |
| ↓ lower better | — | 300 minbest |
— | 7.7 Vbest | |
1 itemsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Compatibility(1) | ||
Compatible Drone Models (models) | 5 models | 2 models |
Features(1) | ||
Installation Method | Tool‑free clasp | snap-in |

Products in the top-left offer the best value (high score, low price).

Professional coverage is limited but positive; a seasoned YouTube reviewer praised hassle-free installation and unchanged flight performance.
Consumer feedback is virtually absent; no reviews or user comments were found.

“The drone actually flies very well with them... I really can't notice any difference [in performance]... they don't really affect the performance at all.”

“stunning aerial footage”

“seamless flying”



Professional editors consider the HS720R modular battery a solid, reliable power source that lives up to its advertised 26-minute flight time and adds minimal weight. The intelligent management system and safety protections are repeatedly praised, though the lengthy recharge cycle is seen as the primary downside compared with higher-capacity alternatives.
Consumers consistently praise the battery for its lightweight form factor, easy installation, and the noticeable boost to flight time, describing the experience as enabling smoother, longer aerial footage. The main frustrations revolve around the slow charging speed and the need to use the original USB cable, with occasional reminders about proper storage to avoid swelling.