Operated by TTS
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Bt Batok Int → Tengah Int | 05:30 | 01:10 | 3–8 min | 4–11 min | 2–6 min | 2–14 min |
| Tengah Int → Bt Batok Int | 05:05 | 00:55 | 3–7 min | 3–10 min | 3–6 min | 6–12 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.